128874753

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3359}}^1$

素因数の和:3411

約数の個数: 48

約数和(自身を含む): 229824000

約数和(自身を除く): 100949247

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 783, 1323, 1421, 1827, 3359, 4263, 5481, 10077, 12789, 23513, 30231, 38367, 70539, 90693, 97411, 164591, 211617, 292233, 493773, 634851, 681877, 876699, 1481319, 2045631, 2630097, 4443957, 4773139, 6136893, 14319417, 18410679, 42958251, 128874753]

約数ペア:

[(1, 128874753), (3, 42958251), (7, 18410679), (9, 14319417), (21, 6136893), (27, 4773139), (29, 4443957), (49, 2630097), (63, 2045631), (87, 1481319), (147, 876699), (189, 681877), (203, 634851), (261, 493773), (441, 292233), (609, 211617), (783, 164591), (1323, 97411), (1421, 90693), (1827, 70539), (3359, 38367), (4263, 30231), (5481, 23513), (10077, 12789)]